[Forgerock] Add dashboard filter (#14484)

This PR has added a filter: 'dataset.data_stream.dataset: forgerock.*'
for the panels where no filter was present. Now, these panels will
be populated with data specific to Forgerock.

Author: moxarth-rathod

packages/forgerock/changelog.yml

@@ -1,4 +1,9 @@
 # newer versions go on top
+- version: "1.21.2"
+  changes:
+    - description: Add `forgerock.*` filter to dashboard panels.
+      type: bugfix
+      link: https://github.com/elastic/integrations/pull/14484
 - version: "1.21.1"
   changes:
     - description: Map the duration `forgerock.response.elapsedTime` as a long not a date.